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Third Wheel: Among Lichens, Fred and Alison Are Often Not Alone (NYT), Change Log

http://www.nytimes.com/2016/07/22/science/lichen-symbiotic-relationship.html

By STEPH YIN | First archived on July 21, 2016, 4:07 p.m.

Headline Date/Time EST Archived Diff
Third Wheel: Among Lichens, Fred and Alison Are Often Not Alone July 26, 2016, 4:05 a.m. (Compare with previous)
Two’s Company, Three’s a Lichen? July 21, 2016, 4:08 p.m.